4,5-Dichlorothiophene-2,3-dicarbaldehyde CAS 89465-82-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 89465-82-7 |
| Molecular Formula | C6H2Cl2O2S |
| Molecular Weight | 209.05 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,5-Dichlorothiophene-2,3-dicarbaldehyde (CAS 89465-82-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H2Cl2O2S. Molecular weight: 209.05 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H2Cl2O2S |
| Molecular Weight | 209.05 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
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- 2,5-Dichlorothiophene-3,4-dicarbaldehyde (CAS 55581-76-5)
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- 3-Acetyl-2,5-dichlorothiophene (CAS 36157-40-1)
Recommended Standards
- 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-3-amine (CAS 2800894-84-0)
- 4-Methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)oxazole (CAS 2186640-06-0)
- 3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-5-amine (CAS 2020091-14-7)
- 3-methyl-3-(2-methylpropyl)oxolane-2,5-dione (CAS 1094403-53-8)
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- 3-Bromo-2-(hydrazinylmethyl)pyridine (CAS 1694557-49-7)
- METHYL 6-PHENYLPYRAZINE-2-CARBOXYLATE (CAS 13534-79-7)
- 7-Ethoxy-4-hydroxyquinoline-3-carbonitrile (CAS 214476-07-0)
- Des-Phe22-Tirzepatide (CAS CATO-CPTD788951)
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